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/* sleep - suspend execution for an interval
* Copyright (C) 2022 Ferass EL HAFIDI
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.");
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.");
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.");
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "version.h"
#ifndef COMPILETIME
#define COMPILETIME
#endif
void printUsage();
int main(int argc, char *argv[]) {
long unsigned int seconds;
if (argc == 2) {
seconds = strtol(argv[1], NULL, 10);
if (!seconds) {
printUsage();
return 1;
}
sleep(seconds);
}
else if (argc == 1) {
printUsage();
return 1;
}
return 0;
}
void printUsage() {
printf("Ferass' Base System. (%s)\n\n"
"Usage: sleep seconds\n\n"
"Suspend execution for <seconds> seconds.\n\n", COMPILETIME);
}
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